#shade{position: fixed;top: 0;left: 0;z-index: 90;display: none;width: 100%;height: 100%;background: #000;opacity:0.7;filter:alpha(opacity=80);}
#share{position: fixed;left: 0;bottom: -155px;z-index: 99;width: 100%;background: #fff;}
#share h2{height: 50px;line-height: 50px;margin: 0 15px;border-bottom: 1px solid #f9f9f9;font-size: 15px;color: #7f7f7f;text-align: left;}
#share ul{overflow: hidden;}
#share ul li{width: 20%;text-align: center;float: left;padding: 15px 0;}
#share ul li img{width: 25px;height:25px;}
#share ul li p{line-height: 20px;font-size: 14px;color: #8c8c8c;text-align: center;}